Movable platform barrier



FIG. 1. is a perspective view of front, left and top side of a movable platform barrier showing a first embodiment of our new design;

FIG. 2. is a front view thereof;

FIG. 3. is a rear view thereof;

FIG. 4. is a left side thereof;

FIG. 5. is a right side view thereof;

FIG. 6. is a top view thereof; a bottom view is a mirror image thereof;

FIG. 7. is a cross sectional end view of the cross-section 7-7 taken in FIG. 2; and,

FIG. 8. is a reference view of the design in use.

The portions of the article in broken lines are shown for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a movable platform barrier, as shown and described. 